CN212013392U - Sweeping type radiator - Google Patents

Abstract

The utility model provides a sweeping radiator, which belongs to the field of radiators. , and is rotatably arranged between two adjacent radiating fins. In the utility model, blades are rotatably arranged between two adjacent radiating fins, and the blades rotate to sweep over the surface of the radiating fins during operation to reduce the work distance, which can not only absorb the heat of the radiating fins, but also actively discharge the heat; The blades are spaced apart to further improve heat dissipation and significantly reduce wind noise.

Description

A sweeping radiator

technical field

The utility model belongs to the field of radiators, in particular to a sweeping type radiator.

Background technique

The radiator is a device formed by a plurality of heat sinks to dissipate heat for the heat-prone electronic components in the electrical appliance. Generally, an external fan is used to actively dissipate heat.

In the process of realizing the present invention, the inventor found that the existing heat sink has at least the following defects:

When the external fan is in use, the wind noise is relatively large, and the heat dissipation effect is average.

Utility model content

Based on the above background problems, the present utility model aims to provide a sweeping radiator, in which a rotatable blade is inserted between adjacent radiating fins, and the blade rotates to sweep the surface of the radiating fin during operation, thereby reducing the working distance and improving the heat dissipation. efficiency and significantly reduce wind noise.

In order to achieve the above object, the technical solutions provided by the embodiments of the present invention are:

A swept type radiator, comprising: a radiator body formed by a plurality of radiating fins distributed at intervals, and further comprising: a blade group, including a plurality of blades, the plurality of blades are spaced and rotatably arranged on two adjacent two between the heat sinks.

In one embodiment, the blades are provided between every two adjacent fins.

Wherein, a plurality of the blades are arranged coaxially and are fixed with a rotating shaft, and the rotating shaft is driven by a driving member to drive the plurality of blades to rotate synchronously.

In one embodiment, the blade has a circular structure, a through hole for the rotating shaft to pass through is formed at the center of the blade, the diameter of the through hole is larger than the diameter of the rotating shaft, and the through hole has a ring shape inside. A plurality of connecting rods are distributed to connect the rotating shaft with the blades.

In one embodiment, the blade has a circular structure, a through hole for the rotating shaft to pass through is formed at the center of the blade, the diameter of the through hole matches the diameter of the rotating shaft, and the rotating shaft passes through It is fixed with the blade through the through hole.

In one embodiment, the vanes are formed by a plurality of rotating sheets distributed at an annular interval, and the sides of the rotating sheets are arc-shaped or straight-shaped.

In one embodiment, the top of the heat sink has an arc matching the blade, and an air inlet is opened at the center of the heat sink.

In one embodiment, the height of the heat sink is lower than the height of the blade, and the top of the heat sink is concave with an air inlet.

In one embodiment, the driving member includes a motor, and the output shaft of the motor is connected with the rotating shaft.

Preferably, a plurality of heat dissipation holes are also opened on the heat dissipation fins.

Compared with the prior art, the embodiments of the present utility model at least have the following effects:

1. The utility model is rotatably provided with blades between two adjacent radiating fins. When working, the blades rotate and sweep over the surface of the radiating fins, which can not only absorb the heat of the radiating fins, but also actively discharge the heat; a plurality of blades are arranged at intervals. , further improve heat dissipation, and can significantly reduce wind noise.

2. A through hole is opened at the center of the blade of the present invention, and the connecting rod is arranged in the through hole to connect with the rotating shaft. Since the diameter of the through hole is larger than the diameter of the rotating shaft, the through hole can also enter the air, and the cooling fin is also provided with an inlet. tuyere.

3. The cooling fins of the present invention are also provided with cooling holes to further enhance heat dissipation.

Description of drawings

In order to illustrate the technical solutions in the embodiments of the present utility model more clearly, the accompanying drawings required to be used in the description of the embodiments will be briefly introduced below.

1 is a schematic structural diagram of a sweeping radiator in Embodiment 1 of the present invention;

2 is a schematic structural diagram of a heat sink in Embodiment 1 of the present invention;

3 is a schematic structural diagram of a blade in Embodiment 1 of the present utility model;

FIG. 4 is a front view of the sweeping radiator in Embodiment 2 of the present invention.

Detailed ways

In order to make the purposes, technical solutions and advantages of the embodiments of the present utility model clearer, the technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. The embodiments described above are a part of the embodiments of the present invention, but not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative work fall within the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "top", "bottom", "left", "right", "vertical", "horizontal", "inner" and "outer" , "front", "rear" and other indicated orientations or positional relationships are based on the orientations or positional relationships shown in the accompanying drawings, which are only for the convenience of describing the present utility model and simplifying the description, rather than indicating or implying the indicated device or Elements must have a specific orientation, be constructed and operate in a specific orientation, and therefore should not be construed as a limitation of the present invention. It should be noted that the description of the terms "first", "second", etc. is only for the purpose of description, and should not be construed as indicating or implying their relative importance or the quantity of the indicated technical features.

Example 1

In order to solve the defects of low heat dissipation efficiency and large wind noise of the existing radiator due to the external installation of the fan, an embodiment of the present invention provides a sweeping radiator, as shown in FIG. 1 , including: a radiator body and a blade set .

In this embodiment, the heat sink body includes a base 1 and a plurality of heat sinks 101 disposed on the base 1 , and the plurality of heat sinks 101 are evenly distributed at intervals; specifically, as shown in FIG. 2 In this embodiment, the top of the heat sink 101 is set in an arc shape, and the arc is matched with the arc of the blade 2 described later, that is, the heat sink 101 is in the shape of an arch as a whole, but it is not limited to this. In other embodiments, The heat sink 101 may also be provided in a rectangular shape.

In order to enhance heat dissipation, as shown in FIG. 2 , in this embodiment, a plurality of heat dissipation holes 102 are further opened on the heat dissipation fin 101 , and the plurality of heat dissipation holes 102 are radiated and distributed; the heat dissipation fin 101 is also opened with a first The through hole 103 serves as an air inlet on the one hand, and on the other hand, is used for passing the rotating shaft 201 described later.

In this embodiment, as shown in FIG. 1 , the blade set includes a plurality of blades 2 , and the blades 2 are rotatably arranged between every two adjacent fins 101 , that is, the blades 2 in this embodiment are rotatable. The blades 2 and the cooling fins 101 are arranged at intervals in sequence, but in other embodiments, one blade 2 may be arranged every two cooling fins 101 , or the blades 2 are unevenly inserted between the cooling fins 101 , which is not specified in the present invention. limit.

In order to drive the plurality of blades 2 to rotate synchronously, as shown in FIG. 1 , in this embodiment, the plurality of blades 2 are arranged coaxially, and each of the blades 2 is fixed to a rotating shaft 201 , and one end of the rotating shaft 201 is connected to the driving shaft 201 . The other end passes through the cooling fins 101 and the blades 2, thereby driving the blades 2 to rotate between the cooling fins 101.

In this embodiment, the blade 2 has a circular structure. As shown in FIG. 3 , a second through hole 202 is formed at the center of the blade 2 , on the one hand, for the rotating shaft 201 to pass through, on the other hand It can also be used as an air inlet. The diameter of the second through hole 202 is larger than the diameter of the rotating shaft 201. There are three connecting rods 203 evenly distributed in the second through hole 202. One end of the connecting rod 203 is fixed with the blade 2, and the other One end is fixed with the rotating shaft 201 , so that the blade 2 is driven to rotate through the rotating shaft 201 .

In this embodiment, the blades 2 are formed by a plurality of rotating pieces 204 that are uniformly annular and spaced apart. The sides of the rotating pieces 204 are arc-shaped. Aerodynamic effect when the hour hand rotates. It should be noted that the number of rotating pieces 204 is not limited to a plurality. In other embodiments, only one rotating piece may be provided, and the length of the rotating piece is equal to the diameter of the blade. At this time, the rotating shaft 201 passes through the rotating piece center and fixed.

In this embodiment, the rotating shaft 201 is driven to rotate by a motor (not shown in the figure), and the motor is arranged outside the radiator body, but is not limited to being arranged outside. The output shaft of the motor is connected with the rotating shaft 201 to drive The structure of the components is not limited to the motor of this embodiment.

When the utility model is in use, the blades 2 rotate between the adjacent radiating fins 101, which can sweep over the surface of the radiating fins 101, reduce the working distance and improve the heat dissipation efficiency; a plurality of blades 2 are inserted between the radiating fins 101 at intervals. can reduce wind noise.

Example 2

A swept heat sink, different from Embodiment 1, as shown in FIG. 4 , the heat sink 101 of this embodiment is a rectangular structure, and the height of the heat sink 101 is lower than the height of the blade 2, specifically the heat dissipation The top of the sheet 101 is flush with the axis of the rotating shaft 201, but it is not limited to this.

In this embodiment, the top of the heat sink 101 is recessed with an air inlet, and the air inlet is a semi-circular structure; the heat sink 101 in this embodiment also has a number of heat dissipation holes 102 .

As shown in FIG. 4 , the blade 2 of this embodiment is formed by a plurality of rotating pieces 204 that are uniformly annular and distributed at intervals, and the sides of the rotating pieces 204 are linear; the diameter of the through hole opened at the center of the blade 2 is the same as The diameter of the rotating shaft 201 is matched, so that the rotating shaft 201 is directly fixed to the blade 2 through the through hole. It should be noted that the connection structure between the rotating shaft 201 and the blade 2 is not limited to this.

It should be noted that the shapes and structures of the cooling fins 101 and the blades 2 are not limited to the structures defined in the above embodiments.

It should be pointed out that for those of ordinary skill in the art, without departing from the inventive concept of the present invention, several modifications and improvements can be made, which all belong to the protection scope of the present invention.

Claims (10)

1. A swept heat sink comprising:

the radiator body forms through a plurality of fin of interval distribution, its characterized in that still includes:

and the blade group comprises a plurality of blades, and the blades are arranged between two adjacent cooling fins at intervals in a rotating mode.

2. A swept heat sink according to claim 1, wherein said vanes are provided between each adjacent two of said fins.

3. A swept heat sink according to claim 1, wherein a plurality of said vanes are coaxially disposed and are each fixed to a shaft, said shaft being driven by a drive member to rotate said vanes synchronously.

4. The swept heat sink as claimed in claim 3, wherein the blade is a circular structure, a through hole for the rotating shaft to pass through is opened at the center of the blade, the aperture of the through hole is larger than the diameter of the rotating shaft, and a plurality of connecting rods are annularly distributed in the through hole to connect the rotating shaft and the blade.

5. The swept heat sink as claimed in claim 3, wherein the blade is a circular structure, a through hole for the shaft to pass through is opened at the center of the blade, the diameter of the through hole matches the diameter of the shaft, and the shaft passes through the through hole and is fixed to the blade.

6. A swept radiator according to claim 4 or 5, wherein the vanes are formed by a plurality of rotating vanes spaced apart in a circular pattern, the side edges of the rotating vanes being curved or linear.

7. A swept heat sink as claimed in claim 4 or claim 5, wherein the top of the fins have a curvature matching the blade, and the center of the fins is provided with an air inlet.

8. A swept heat sink according to claim 4 or 5, wherein the height of the fins is lower than the height of the vanes and the top of the fins are recessed with air intakes.

9. A swept radiator as claimed in claim 3, wherein the drive member comprises a motor, an output shaft of the motor being connected to the shaft.

10. A swept heat sink according to claim 1, wherein the heat sink further comprises a plurality of heat dissipating holes.

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